SU1442180A1 - Apparatus for producing brushes - Google Patents

Abstract

This invention relates to brush production. The purpose of the invention is to increase productivity and improve quality. The device for making brushes contains a holder 2 installed on the base 1 with a cassette 3 arranged therein, having openings for placing tufts, a holder 6 for positioning the cassette, means for placing tufts in the opening of the cassette made in dt 39 2B 27 in the form of a plunger 12 with a punch 9, a long pile material feeding mechanism, made in the form of rollers 24, and a mechanism for separating a measured portion of the pile material to form a bundle. The latter consists of an abutment for one end of the bundle and a support 20 with an opening 22 for the passage of the bundle and a groove for the passage of the knife 17 mounted in the slot for cutting the other end of the bundle. The device has an axis 19 for fastening the knife 17. The plunger 12 has a groove 15 with a finger 16 placed therein rigidly connected to the knife 17. The stop is made in the form of a spring-loaded rod 25 having a nest on the surface facing the support with the knife 17. The latter has a hole made coaxially with the slot 26 of the rod 25 and the hole 22 of the support 20. The holder 2 is mounted for rotation and fixation, and the plunger 12 with the punch 9 is placed between the rod 25 and the support 20. I h. the item of f-ly, 7 ill. 30 IS 14 f (L 4 4 ND 00 O; 3; J2 Fig. /

Description

The invention relates to brush production and can be used for the manufacture of end wire brushes used to clean various surfaces from corrosion, scale, paint, etc.

The purpose of the invention is to increase productivity and improve quality.

FIG. 1 shows the device, top view; in fig. 2 is a section A-A in FIG. one; in fig. 3 is a view B in FIG. 2; in fig. 4 shows a section B-B in FIG. 3; in fig. 5 is a view of FIG. four; in fig. 6 is a section DD-D in FIG. one; in fig. 7 is a view B in FIG. 2 on an enlarged scale.

The device for making brushes comprises a holder 2 fixed on base 1, which is a glass with windows in which cassette 3 with holes 4 is placed for placing tufts 5, a cassette holder 6, which can be made in the form of a spring-loaded ball 7 with a pusher 8 and mounted on a holder 2 with the possibility of interaction of the working surface E of the cassette 3 with the retainer ball 7.

In addition, the device comprises means for placing the bundle of pile in the opening of the cassette, which is a punch 9, on the working surface of which there is a horizontal groove 10, which ensures the capture and orientation of the material of the pile 5 during installation in the opening 4 of the cartridge 3 and imparting pile U- shaped. In order to increase the reliability of the grip and orientation of the measuring portion of the pile material during its formation, there is a safety device 11 at the beginning of the horizontal groove 10 of the punch 9, and the holes 4 in the cassette 3 are cross-shaped. The punch 9 is fixed in the plunger 12, which provides its movement perpendicular to the feed direction of the pile 5. A pneumatic cylinder 13 is used to drive the plunger 12 with the punch 9. The plunger 12 is housed in the body of the guide 14 fixed on the base 1 and has a copier 15 representing a shaped groove into which the pin 16 is attached, fixed on the knife 17. The knife 17 is designed to cut a lengthy pile material 18 into a dimensional length to form a beam and is mounted on an axis 19 fixed on the support 20 and can be rotated into a plane and cutting G. The pressing of the clamp 17 to the support 20 during cutting is performed by the strip 21. In the support 20 there are through holes 22 with an extensible part initially for orientation of the lengthy material 18 during its feeding to the knife 17 and the punch 9.

The means 23 for feeding the lengthy material 18 of the pile is (for example, placed on the base of 1

five

0

Q s 0 0 5

five

sprocket rollers 24 with forming and guiding surfaces interacting with long pile material 18. Drive rollers in the drawing is not shown.

The mechanism for separating the measuring portion of the pile material consists of a stop, which is a spring-loaded pin 25 with a slot 26, openings 22 of the support 20 and a slot for passing the knife 17. The size of the measuring portion of the pile 17 can be adjusted by displacing the microswitch 27 and supporting 20 with a knife 17 feed direction of the pile material 18.

The cassette 3 has a line connector And, located on the horizontal axis of the hole 4, and has the ability to rotate relative to the holder 2.

The cassette movement actuator includes a ratchet mechanism 28 mounted on the rod of the pneumatic cylinder 29 so that the cassette can be rotated in the horizontal plane with steps of determined by the number of holes 4 in it.

The ability of the plunger 25 to move toward the knife 17 when the punch 9 is moved during the installation of the pile is limited by an abutment of the plug 30 mounted on the plunger 12 with the ability of the fork to interact with the step on the surface of the plunger 25.

On the rod of pneumatic cylinders 13 and 29 there are cams 31-34, which interact with end microswitches 35-38. The end of the pile collection into the cassette is fixed by the end microswitch 39 mounted on the holder 2 and cooperating with the rest on the cassette 3 (not shown). The initial and intermediate position of the cassette and its movement by a step is controlled by the end microswitch 40, which interacts with the pusher 8 and the ball 7.

Air for operation of the pneumatic cylinders 13 and 29 comes from pneumatic valves 41 and 42, respectively. The device is controlled from the control panel 43 and comprises a groove 44 for the passage of the knife 17 and the holes 45 in the knife. Adjustment and readjustment to other dimensions of the extreme rear and extreme front positions of the mechanisms is made by moving the cams 31-34, as well as the microswitches 27, 35-38. If one of the mechanisms does not return to its original position, the cycle is interrupted.

The device works as follows.

The ratchet mechanism 28 is retracted and the cassette 3 is placed in the holder 2, and the support on the cassette for acting on the microswitch 39 should be placed one step ahead in the direction of rotation. The correct installation of the cassette in the holder 2 is controlled by the latch 6,

ten

the ball 7 of which is to enter the air cylinder 13 moves the punch 9, the 4th opening of the cartridge 3 under the influence of the output from the cartridge of the plunger 12 to the source of the spring, while the plunger 8 is displaced. In this case, the turning blade 17 from the microswitch 40 and electrifying around the axis until the combination of the open-circuit will be open. After 45 knife and holes 22 of the support 20, pressing the Start button (not shown) on the spring-loaded rod 25 releases the long-length pile material 18 to the control panel 43 using rollers 24 to feed the device and in the process of movement passes through the holes 22 in the support 20, the holes 45 of the knife 17 to the bottom of the nest 26 of the spring-loaded stem 25. In this case, the end of the stem 25 is adjacent to the end face of the bar 21, the material is strictly oriented with respect to the support 20 and the knife 17. Subsequently

moving a lengthy material about---- 5 a new mechanism 28. The ratchet enters the movement of the rod 25 at the same time, version 4 of the cassette 3, and rotates it

with the compression of the spring before pressing the plane E in the holder 2 on the set button of the final microswitch 27, step. Cam 33 located on

fixing a predetermined length L of the measuring rod of the pneumatic cylinder 29, presses the material of the pile 5. In the process of moving the boom microswitch 37, fixing,

The material is located in the catcher 11 Poin-20 that the cassette rotation has occurred. In the moment

Son 9 is strictly oriented with respect to pressing, a command is issued for pneumatic expansion to the openings 4 of the working surface distributor 42 and air is supplied to the drug cassettes 3 and the lines of the connector I. Into a new cavity of the pneumatic cylinder 29. Hrapova

the moment you press the rear end of the rod 25 na mehanizm 28 with the rod returns to

microperglock 27 is instructed to 25 the initial position. When turning the cassette

from the fork 30 and under the influence of the spring, it moves to the end face of the knife 17. When the pneumatic cylinder 13 moves to the initial position, the cam 32 located on the rod presses the roller of the microswitch 36. At the moment of pressing, the pneumatic distributor 42 is commanded and air is supplied to the pneumatic cylinder 29. The rod of the pneumatic cylinder 29 moves the stopping of the drive 23 of the means for feeding the long material 18, the rollers 24 stops and the material is stopped, at the same time a command is given to the pneumatic valve 41, which provides

the ball 7 of the locking mechanism 6 through the pusher 8 presses the button of the microswitch 40 and the electrical circuit closes. After turning the cassette 3, the cassette is fixed by the ball 7 along the

supplying air to the pneumatic cylinder 13. The rod 30 to the hole 4 and the electric raznevnevmilindra 13 moves the plunger 12 with the punch 9. When moving the plunger 12, the finger 6, which enters the copier 15 in the form of a shaped groove, turns the knife 17 around the axis 19, the hole 45 of the knife 17 smemakaets. If the ball does not fix its position in the hole 4 of the cartridge 3, the pneumatic cylinders 13 and 29 will not work.

When the rod of the pneumatic cylinder 29 returns, the cam 34 presses the roller with a micronerm back position, excluding the possibility of its returning to the initial position under the influence of the spring (to the knife 17). With

relative to the opening 22 of the support 20, 35 of the switch 38. When pressed, the command is issued and on the Ж plane a command is issued to turn on the drive of the means 23 of the beam of the measured length 5 of the pile. At the same time, the supply of long-length material 18 and the cycles of a beam of measuring length 5 are repeated until the stop is pressed against the box office — in the holes 45 of the knife 17 and in the slot 26, those on the roller of the microswitch 39, which is spring loaded stem 25. At the same time, it indicates that the box office is full - the plunger moves the forked support 30 and you. When exposed to the roller micro-locks the spring-loaded rod 25 in the switch 39, the electrical circuit is disconnected. When the ratchet mechanism 28 is retracted from the holder 2, the cartridge 3 is removed and the movement of the punch 9 with the plunger 12 45 new is established.

The material of the pile length 5 from the catch-until the cartridge is removed from the holder 11 moves into the horizontal one can be inserted into the cassette at its point 10. The punch 9 enters the vertical axis of the pile carrier on which the groove of the cross-shaped hole 4 and 2 Subsequently, the attachment of the die is carried out, forming a U-shaped bundle, measuring pile. The lint carrier can also be lint material 5 in the horizontal part 50 made by pouring plastic with a protruding cross-shaped hole 4. With moving lint loops while simultaneously forming the punch 9 with the plunger 12 kulairovaya brush body, choke 31, located on the rod pneumatic - After this, the cassette is disassembled on the cylinder 13, presses the roller of the micro connector on the clips, which of the switch 35, which fixes the departure 1, is removed from the pile of the finished product. Next, the U-shaped bundle inside the cassette 3. In the mobojams are assembled in the cassette. The use of a pressure command is given to the pneumatic device of the proposed device allows the distributor 41 and the air is supplied to prepare brushes of different materials, another cavity of the pneumatic cylinder 13. The rod ensures the wasteless technology

air cylinder 13 moves punch 9, plunger 12 withdrawing from cassette to its initial position. In this case, the knife 17 rotates around an axis until the holes 45 of the knife and the holes 22 of the bearing 20 are aligned, and the spring-loaded rod 25 is released

new mechanism 28. The ratchet enters the fork 30 and under the influence of the spring it moves to the knife 17 end. When the rod of the pneumatic cylinder 13 moves to its initial position, the cam 32 located on the rod presses the roller of the microswitch 36. At the moment of pressing, the valve is sent to the valve 42 and air is supplied to the pneumatic cylinder 29. The pneumatic cylinder rod 29 moves the storage to its original position. When turning the cassette

the ball 7 of the locking mechanism 6 through the pusher 8 presses the button of the microswitch 40 and the electrical circuit closes. After turning the cassette 3, the cassette is fixed by the ball 7 along the

the hole 4 and the circuit are electrically open 4 and the circuit is open. If the ball does not fix its position in the hole 4 of the cartridge 3, the pneumatic cylinders 13 and 29 will not work.

When the rod of the pneumatic cylinder 29 returns, the cam 34 presses the roller micro-quality, productivity by automating the process and performing all operations in one technological place.

Claims (2)

1. An apparatus for making brushes comprising a holder mounted on a base with a cassette disposed therein, having openings for placing tufts, a cassette latch, means for placing a nap bundle in a cassette opening, made in the form of a plunger with a punch, a long nap material feeding mechanism made in the form of rollers, and a mechanism for separating a measured portion of the pile material to form a beam, consisting of an abutment of one end of the beam and a support with a hole for the passage of the beam and a groove for the REPRESENTATIONS knife set with possibility the movement in the groove plane of the support for cutting the other end of the beam, characterized in that, in order to increase productivity and improve quality, it has an axis for fastening the knife connected to the support, the plunger has a groove with a finger rigidly connected to the knife spaced in it, the support is made in the form of a spring-loaded rod having a socket on the surface facing the support, and kinematically connected knife, and the latter has a hole made coaxially with the stem socket and the support hole, while the holder is mounted for rotation and fixation, and the plunger with punch placed between the support and support. 2. The device as claimed in,, is distinguished by the fact that on the working surface of the punch there is a horizontal groove with catchers for gripping and orientation of the dimensional portion of the pile material. 9 games Z Type B one 26 25 59  III Type G 9 112.5 25 dd  Rag. 6 25 . 7